116 lines
3.8 KiB
C++
116 lines
3.8 KiB
C++
/****************************************************************************
|
|
* VCGLib o o *
|
|
* Visual and Computer Graphics Library o o *
|
|
* _ O _ *
|
|
* Copyright(C) 2004 \/)\/ *
|
|
* Visual Computing Lab /\/| *
|
|
* ISTI - Italian National Research Council | *
|
|
* \ *
|
|
* All rights reserved. *
|
|
* *
|
|
* This program is free software; you can redistribute it and/or modify *
|
|
* it under the terms of the GNU General Public License as published by *
|
|
* the Free Software Foundation; either version 2 of the License, or *
|
|
* (at your option) any later version. *
|
|
* *
|
|
* This program is distributed in the hope that it will be useful, *
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
|
|
* GNU General Public License (http://www.gnu.org/licenses/gpl.txt) *
|
|
* for more details. *
|
|
* *
|
|
****************************************************************************/
|
|
/****************************************************************************
|
|
History
|
|
|
|
$Log: not supported by cvs2svn $
|
|
Revision 1.6 2004/09/21 00:53:23 ponchio
|
|
Lotsa changes.
|
|
|
|
Revision 1.5 2004/08/27 00:39:28 ponchio
|
|
Rewrote.
|
|
|
|
Revision 1.4 2004/07/20 14:17:51 ponchio
|
|
*** empty log message ***
|
|
|
|
Revision 1.3 2004/07/01 21:34:59 ponchio
|
|
int -> Key
|
|
|
|
Revision 1.2 2004/06/25 16:47:13 ponchio
|
|
Various debug
|
|
|
|
Revision 1.1 2004/06/24 14:32:45 ponchio
|
|
Moved from wrap/nexus
|
|
|
|
Revision 1.2 2004/06/24 14:19:20 ponchio
|
|
Debugged
|
|
|
|
Revision 1.1 2004/06/23 17:17:46 ponchio
|
|
Created
|
|
|
|
|
|
****************************************************************************/
|
|
|
|
#ifndef NXS_NET_GRID_H
|
|
#define NXS_NET_GRID_H
|
|
|
|
#include <vector>
|
|
#include <set>
|
|
#include <string>
|
|
#include <stdio.h>
|
|
|
|
#include <vcg/space/point3.h>
|
|
#include <vcg/space/box3.h>
|
|
#include <vcg/space/index/grid_static_ptr.h>
|
|
|
|
#include "crude.h"
|
|
|
|
//TODO provide a Sort function, to sort spatially the seeds.
|
|
|
|
namespace nxs {
|
|
|
|
class Seed {
|
|
public:
|
|
vcg::Point3f p;
|
|
float weight;
|
|
typedef float ScalarType;
|
|
bool Dist(const vcg::Point3f & point, float &mindist, vcg::Point3f &res);
|
|
void GetBBox(vcg::Box3f &b) {b.Set(p);}
|
|
bool IsD() { return false; }
|
|
|
|
Seed(): weight(1) {}
|
|
Seed(const vcg::Point3f &point): p(point), weight(1) {}
|
|
Seed(const vcg::Point3f &point, const float w):
|
|
p(point), weight(w) {}
|
|
|
|
inline float Dist(const vcg::Point3f &q) const {
|
|
return weight * vcg::Distance(p,q);
|
|
}
|
|
inline float SquaredDist(const vcg::Point3f &q) const {
|
|
return weight * weight *vcg::SquaredDistance(p,q);
|
|
}
|
|
};
|
|
|
|
|
|
class VoronoiPartition: public std::vector<Seed> {
|
|
public:
|
|
vcg::GridStaticPtr< std::vector<Seed> > ug;
|
|
|
|
void SetBox(const vcg::Box3f &b) { box = b; }
|
|
//call this before starting queries.
|
|
void Init();
|
|
float Closest(const vcg::Point3f &p,
|
|
unsigned int &target, float radius = 0);
|
|
|
|
unsigned int Locate(const vcg::Point3f &p) {
|
|
unsigned int target;
|
|
Closest(p, target);
|
|
return target;
|
|
}
|
|
vcg::Box3f box;
|
|
};
|
|
|
|
}
|
|
#endif
|
|
|